CVE-2026-26179
Windows Kernel Elevation of Privilege Vulnerability
Vexday Risk Score
41Attention
SSVC decision (CISA)
Attend
PoC available → attend closely
CVSS 7.8EPSS 0.4%KEV nãoPoC públicaNuclei —Metasploit —Patch referenciado
Lifecycle
14 Apr 2026Published on NVD
05 Jun 2026Public PoC
Recommendation: Plan a near-term fix — a public PoC already exists.
Double free in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Windows 11 version 22H3Microsoft · Windows 11 Version 23H2Microsoft · Windows 11 Version 24H2Microsoft · Windows 11 Version 25H2Microsoft · Windows 11 version 26H1Microsoft · Windows Server 2022, 23H2 Edition (Server Core installation)Microsoft · Windows Server 2025Microsoft · Windows Server 2025 (Server Core installation)public PoCs found — 1
githubgithub.com/nikosecurity/CVE-2026-26179★ 0⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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